Frank Kohler, 50, was a past president of the Rotary Club in Lexington Park, Md. As such, he proudly held the title of "King Oyster" at the annual festival celebrating the region's signature bivalve the third weekend of each October. Kohler was working for Information Concepts in Management, LLC, a subcontractor of TWD & Associates, Inc.

Kohler lived on the water with his wife, Michelle, an employee at the Naval Air Station Patuxent River. He is the father of two college age daughters.

John Roger Johnson, 73, a logistics analyst, was perhaps most notorious for his bear hugs, his daughter said. "Rib-crunchers," Megan Johnson said with a laugh as she remembered her dad Tuesday. "You didn't have to pay for a chiropractor."

The Derwood, Md., man, who worked most recently with TWG & Associates, has four daughters. He would have celebrated his 74th birthday on Oct. 7. He also leaves his wife of more than eight years, Judy, and four stepchildren.

Michael Arnold, 59, of Lorton, Va., was a Navy veteran and avid pilot who was building a light airplane at his home, said his uncle, Steve Hunter.

"It would have been the first plane he ever owned," Hunter said. Arnold and his wife, Jolanda, had been married for more than 30 years, Hunter said. They had two grown sons, Eric and Christopher.

Sylvia Frasier, 53, had worked at Naval Sea Systems Command as an information assurance manager since 2000, according to a LinkedIn profile in her name.

She also led efforts "to establish and implement procedures to investigate security violations or incidents," according to the profile.

Kathleen Gaarde, 63, of Woodbridge, Va., was a financial analyst who supported the organization responsible for the shipyards, her husband, Douglass, wrote in an email to the AP Tuesday.

"Today my life partner of 42 years (38 of them married) was taken from me, my grown son and daughter, and friends," he wrote.

Mary Knight, 51, of Reston, Va., an information technology specialist, was the daughter of a former Green Beret instructor, 1st Sgt. Frank DeLorenzo

She had recently received a promotion and witnessed the marriage of the older of her two daughters, her mother, Liliana DeLorenzo, said.

"She was a good daughter and a good mother and a hard worker. It's a loss. It's a great loss."

Vishnu Pandit, 61, a marine engineer and naval architect, preferred the nickname Kisan, the Hindi word for "peasant." It suited the hard-working Indian immigrant known for his devotion to family, community and his 30-year civilian Navy career.

"He was very dedicated to improving the performance of naval ships and systems," longtime friend M. Nuns Jain said. Married to his wife, Anjali, since 1978, Pandit had two sons and a granddaughter, Jain said.

Kenneth Proctor, 46, worked as a civilian utilities foreman at the Navy Yard, his ex-wife, Evelyn Proctor, said. He spent 22 years working for the federal government, she said.

The Waldorf, Md., woman spoke to Kenneth early Monday morning before he left for work at the Navy Yard. It was his regular call. The high school sweethearts talked every day, even after they divorced this year after 19 years of marriage. They shared custody of their two teenage sons.

Information was not immediately available about these three other victims: Martin Bodrog, 54; Gerald L. Read, 58, and Richard Michael Ridgell, 52.